Warhol made hundreds of 16mm films, but many are virtually unknown because of their fragility and the difficulty of projecting them. Now the Andy Warhol Museum in Pittsburgh and the Museum of Modern Art are digitizing nearly 1,000 of them.

The University of Toronto’s Thomas Fisher Rare Book Library is celebrating the 500th birthday of Andreas Vesalius, the anatomist whose illustrated book revolutionized renaissance medicine. (You can see 253 of the woodcuts in Northwestern University’s Vesalius Anatomical Illustrations collection in Artstor.)